This single cylinder offers a reliable security solution for your home's exterior doors, operated by a key on the outside and a convenient twist knob on the interior. The sleek matte black finish complements a variety of home styles, adding a touch of modern elegance while enhancing your peace of mind. Designed for easy installation, this is adaptable to both left and right-handed doors and fits standard U.S. door preparations.This lockset accommodates 2-3/4-inch and 2-3/8-inch backsets and is suitable for doors with a thickness of 1-3/8-inch to 1-3/4-inch, ensuring broad compatibility for most standard residential doors. Constructed to meet residential security standards, this is certified, providing a dependable level of protection for your home and family.Enjoy a straightforward installation process with no assembly required, and benefit from a durable design built to withstand daily use. This mechanical is a practical and stylish upgrade for any homeowner seeking to improve their home security without compromising on aesthetic appeal. Its a perfect blend of functionality and modern design.